Steel Beam Sizes / UK / Universal Columns / UC 356×406×634

UC 356×406×634 Steel Beam Dimensions and Properties

UK Universal columns · v2023.11

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Diagram, properties emphasis, and nearby alternatives use the selected unit system.

Units

Section diagram

UC 356×406×634 dimensions

Not to scale. Dimensions shown for reference.

Section properties

Symbols match the steel section finder. Imperial and metric values are shown side by side.

Property Imperial Metric
Weight 426.03 lb/ft 634.00 kg/m
Depth, d 18.69 in 474.60 mm
Flange width, bf 16.69 in 424.00 mm
tw 1.874 in 47.600 mm
tf 3.031 in 77.000 mm
Area 125.24 in² 80,800.00 mm²
Ix 6,606.90 in⁴ 2,750,000,000 mm⁴
Iy 2,356.86 in⁴ 981,000,000 mm⁴
Sx 707.88 in³ 11,600,000 mm³
Sy 282.54 in³ 4,630,000 mm³
Zx 866.54 in³ 14,200,000 mm³
Zy 433.88 in³ 7,110,000 mm³
rx 7.28 in 185.00 mm
ry 4.33 in 110.00 mm
J 329.14 in⁴ 137,000,000 mm⁴
Cw 144,114.83 in⁶ 38,700,000,000,000 mm⁶

Alternatives

Useful nearby sections

Same-series weight neighbors, closest Ix, and a nearby depth series when available — with percent change versus UC 356×406×634.

Lighter in Universal columns

UC 356×406×592

Weight
592.0 kg/m (-6.6%)
Depth
465.0 mm (-2.0%)
Ix
2,500,000,000 mm⁴ (-9.1%)

Heavier in Universal columns

UC 356×406×677

Weight
677.0 kg/m (+6.8%)
Depth
483.0 mm (+1.8%)
Ix
3,000,000,000 mm⁴ (+9.1%)

Closest Iₓ in Universal columns

UC 356×406×551

Weight
551.0 kg/m (-13%)
Depth
455.6 mm (-4.0%)
Ix
2,270,000,000 mm⁴ (-17%)
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Source: British-Sections-1 and Eurocode 3 UK shared angle/hollow tables · v2023.11 · Methodology